W77C032A40FL
Nuvoton Technology Corporation
W77C032A40FL
Nuvoton Technology Corporation
IC MCU 8BIT ROMLESS 44QFP
Reference Price (USD)
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$7.19125
500+
$7.1193375
1000+
$7.047425
1500+
$6.9755125
2000+
$6.9036
2500+
$6.8316875
Exquisite packaging
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W77C032A40FL
$7.19
Product details
Nuvoton Technology Corporation's W77C032A40FL sets new benchmarks in Embedded - Microcontrollers performance, optimized for next-generation automotive electronics. Its radiation-hardened design and exceptional EMI immunity make it the preferred choice for safety-critical vehicle control systems.The 8051 core architecture incorporates dual instruction pipelines that deliver 1.5 DMIPS/MHz, significantly enhancing computational throughput for autonomous driving algorithms.A 8-Bit processing width enables single-cycle execution of complex DSP operations, reducing latency in active noise cancellation systems for premium automotive audio.When clocked at 40MHz, the microcontroller achieves 32-bit floating point operations in just 3 cycles, enabling real-time processing of LiDAR point clouds for ADAS applications.With EBI/EMI, Serial Port protocol support, the device forms the backbone of in-vehicle networks, providing deterministic communication between ECUs with <100ns synchronization accuracy.The comprehensive POR, WDT suite includes automotive-specific features like crank-angle measurement interfaces and injector drive timers, reducing external component count in engine management systems.36 programmable interfaces support mixed-voltage operation from 1.8V to 5V, simplifying integration with legacy automotive sensors and actuators.The ROMless implementation features ECC protection with single-bit correction capability, ensuring code integrity in high-vibration environments.1K x 8 of parity-protected memory prevents data corruption from alpha particle strikes, meeting ISO 26262 requirements for safety-critical storage.An automotive-grade 4.5V ~ 5.5V range maintains operation during load dump events up to 40V, protecting against voltage transients common in 12V vehicle systems.Internal clocking architecture maintains <50ppm frequency stability across the entire automotive temperature range, ensuring reliable CAN bus timing.Qualified for 0°C ~ 70°C (TA), the device operates reliably in dashboard locations where ambient temperatures can exceed 85 C during summer conditions.The Surface Mount option provides superior solder joint reliability for PCB assemblies subjected to thermal cycling in underhood locations.44-BQFP packaging incorporates copper heat spreaders that reduce junction temperatures by 15 C compared to standard packages in confined spaces.
Product Attributes
- Product Status: Active
- Core Processor: 8051
- Core Size: 8-Bit
- Speed: 40MHz
- Connectivity: EBI/EMI, Serial Port
- Peripherals: POR, WDT
- Number of I/O: 36
- Program Memory Size: -
- Program Memory Type: ROMless
- EEPROM Size: -
- RAM Size: 1K x 8
- Voltage - Supply (Vcc/Vdd): 4.5V ~ 5.5V
- Data Converters: -
- Oscillator Type: Internal
- Operating Temperature: 0°C ~ 70°C (TA)
- Mounting Type: Surface Mount
- Package / Case: 44-BQFP
- Supplier Device Package: -
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